This is balanced right? 2 c2h2 + 5 o2 → 4 co2 + 2 h2o im pretty sure im correct.

One way that radioactive waste is treated is by burying it in repositories. the repositories are found only in states with very low populations. true or false? a. trueb. false(also i meant to put high school but it put down middle school instead)

What determines the average kinetic energy of the particles in a gas? a. the number of collisions b. the number of particles c. the size of the particles d. the temperature

What is the lowest number energy level where a d sublevel is found